The area of a square is found by squaring one of its sides, (a = s ^2). a certain square has an area of z^ 2 + 18z + 81. factor the trinomial to find a side of the square.
a)side = z + 27
b)side = z + 18
c)side = z + 9

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What is the value of p in the equation y^ = -4x?

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?